is_same_object.h

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#ifndef MYSQL_UTILS_IS_SAME_OBJECT_H
#define MYSQL_UTILS_IS_SAME_OBJECT_H
 
/// @file
/// Experimental API header
 
#include <concepts>  // derived_from
 
/// @addtogroup GroupLibsMysqlUtils
/// @{
 
namespace mysql::utils {
 
/// Return true if the types of the two objects are either equal or one derived
/// from the other, and in addition, refer to the same object.
template <class Obj1_t, class Obj2_t>
bool is_same_object(const Obj1_t &obj1, const Obj2_t &obj2) {
  if constexpr (std::derived_from<Obj1_t, Obj2_t> ||
                std::derived_from<Obj2_t, Obj1_t>) {
    return &obj1 == &obj2;
  } else {
    return false;
  }
}
 
}  // namespace mysql::utils
 
// addtogroup GroupLibsMysqlUtils
/// @}
 
#endif  // ifndef MYSQL_UTILS_IS_SAME_OBJECT_H